INFO: task udevd:9180 blocked for more than 143 seconds.
      Not tainted 6.16.0-rc6-syzkaller-01646-g56613001dfc9 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd           state:D stack:21896 pid:9180  tgid:9180  ppid:5279   task_flags:0x400140 flags:0x00004006
Call Trace:
 <TASK>
 __schedule+0x16f5/0x4d00
 schedule+0x165/0x360
 io_schedule+0x80/0xd0
 folio_wait_bit_common+0x6b0/0xb90
 do_read_cache_folio+0x1aa/0x590
 read_part_sector+0xb6/0x2b0
 adfspart_check_POWERTEC+0x8c/0xf30
 bdev_disk_changed+0x75f/0x14b0
 blkdev_get_whole+0x380/0x510
 bdev_open+0x31e/0xd30
 blkdev_open+0x3a8/0x510
 do_dentry_open+0xdf3/0x1970
 vfs_open+0x3b/0x340
 path_openat+0x2ee5/0x3830
 do_filp_open+0x1fa/0x410
 do_sys_openat2+0x121/0x1c0
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f99b01169a4
RSP: 002b:00007ffecc39c750 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055e4adaf2ae0 RCX: 00007f99b01169a4
RDX: 00000000000a0800 RSI: 000055e4adad61e0 RDI: 00000000ffffff9c
RBP: 000055e4adad61e0 R08: 0000000000000001 R09: 7fffffffffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
R13: 000055e4adadc940 R14: 0000000000000001 R15: 000055e4adabe910
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/34:
 #0: ffffffff8e13f0e0 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x2e/0x180
2 locks held by getty/5657:
 #0: ffff8881096740a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70
 #1: ffffc900029062f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x43e/0x1400
2 locks held by syz-executor/5831:
3 locks held by kworker/u11:3/5835:
 #0: ffff88810ee62948 ((wq_completion)hci2){+.+.}-{0:0}, at: process_scheduled_works+0x9b4/0x17b0
 #1: ffffc900042ffbc0 ((work_completion)(&hdev->cmd_sync_work)){+.+.}-{0:0}, at: process_scheduled_works+0x9ef/0x17b0
 #2: ffff88811100cdc0 (&hdev->req_lock){+.+.}-{4:4}, at: hci_cmd_sync_work+0x1d4/0x3a0
1 lock held by udevd/9180:
 #0: ffff88810897a358 (&disk->open_mutex){+.+.}-{4:4}, at: bdev_open+0xe0/0xd30

=============================================

NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 34 Comm: khungtaskd Not tainted 6.16.0-rc6-syzkaller-01646-g56613001dfc9 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250
 nmi_cpu_backtrace+0x39e/0x3d0
 nmi_trigger_cpumask_backtrace+0x17a/0x300
 watchdog+0xfee/0x1030
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 27 Comm: kworker/u10:0 Not tainted 6.16.0-rc6-syzkaller-01646-g56613001dfc9 #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:unuse_temporary_mm+0x14a/0x220
Code: b3 5d 00 65 48 8b 14 25 08 b0 a0 92 48 8b 74 24 18 e8 0a ed ff ff 48 c7 c7 20 7c 88 8b e8 9e b7 fb 09 65 48 8b 05 66 53 2c 11 <a8> aa 74 05 e8 7d eb f2 ff 41 f7 c4 00 02 00 00 74 05 e8 9f 2a 53
RSP: 0018:ffffc9000060f600 EFLAGS: 00000086
RAX: 0000000000000000 RBX: 0000000000000001 RCX: dc654cc9d96cc400
RDX: 0000000000000000 RSI: ffffffff8b887c20 RDI: ffffffff8be28c40
RBP: ffffc9000060f6d0 R08: ffffffff8e2483ab R09: 1ffffffff1c49075
R10: dffffc0000000000 R11: fffffbfff1c49076 R12: 0000000000000002
R13: ffff88801a478940 R14: dffffc0000000000 R15: 1ffff920000c1ec4
FS:  0000000000000000(0000) GS:ffff8881a3c15000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff60db82ab8 CR3: 000000000df38000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 __text_poke+0x6c8/0xa10
 smp_text_poke_batch_finish+0xd0a/0x1100
 arch_jump_label_transform_apply+0x1c/0x30
 static_key_enable_cpuslocked+0x128/0x250
 static_key_enable+0x1a/0x20
 toggle_allocation_gate+0xad/0x240
 process_scheduled_works+0xae1/0x17b0
 worker_thread+0x8a0/0xda0
 kthread+0x711/0x8a0
 ret_from_fork+0x3fc/0x770
 ret_from_fork_asm+0x1a/0x30
 </TASK>
